CalendarSelectionChangedEvent e = new CalendarSelectionChangedEvent( this, selection); // Guaranteed to return a non-null array Object[] listeners = listenerList.getListenerList(); // Process the listeners last to first, notifying // those that are interested in this event for (int i = listeners.length - 2; i >= 0; i -= 2) { if (listeners[i] == ICalendarSelectionChangedListener.class) { ((ICalendarSelectionChangedListener) listeners[i + 1]) .selectionChanged(e); } }
DateRangeChangedEvent e = new DateRangeChangedEvent(this, dateRange); // Guaranteed to return a non-null array Object[] listeners = listenerList.getListenerList(); // Process the listeners last to first, notifying // those that are interested in this event for (int i = listeners.length - 2; i >= 0; i -= 2) { if (listeners[i] == IDateRangeChangedListener.class) { ((IDateRangeChangedListener) listeners[i + 1]) .selectionChanged(e); } }
Clone fragments detected by clone detection tool
File path: /columba-1.4-src/calendar/src/main/java/org/columba/calendar/ui/list/CalendarListController.java File path: /columba-1.4-src/calendar/src/main/java/org/columba/calendar/ui/navigation/NavigationController.java
Method name: void fireSelectionChanged(ICalendarItem) Method name: void fireSelectionChanged(IDateRange)
Number of AST nodes: 5 Number of AST nodes: 5
1
CalendarSelectionChangedEvent e = new CalendarSelectionChangedEvent(
1
DateRangeChangedEvent e = new DateRangeChangedEvent(
2
				this, selection);
2
this, dateRange);
3
		// Guaranteed to return a non-null array
3
		// Guaranteed to return a non-null array
4
		Object[] listeners = listenerList.getListenerList();
4
		Object[] listeners = listenerList.getListenerList();
5
		// Process the listeners last to first, notifying
5
		// Process the listeners last to first, notifying
6
		// those that are interested in this event
6
		// those that are interested in this event
7
		for (int i = listeners.length - 2; i >= 0; i -= 2) {
7
		for (int i = listeners.length - 2; i >= 0; i -= 2) {
8
			if (listeners[i] == ICalendarSelectionChangedListener.class) {
8
			if (listeners[i] == IDateRangeChangedListener.class) {
9
				((ICalendarSelectionChangedListener) listeners[i + 1])
9
				((IDateRangeChangedListener) listeners[i + 1])
10
						.selectionChanged(e);
10
						.selectionChanged(e);
11
			}
11
			}
12
		}
12
		}
Summary
Number of common nesting structure subtrees1
Number of refactorable cases0
Number of non-refactorable cases1
Time elapsed for finding largest common nesting structure subtrees (ms)0.5
Clones locationClones are in different classes
Number of node comparisons7
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements5
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)4.8
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    CalendarSelectionChangedEvent e = new CalendarSelectionChangedEvent(this, selection);
    1
    CalendarSelectionChangedEvent e = new CalendarSelectionChangedEvent(this, selection);
    1
    DateRangeChangedEvent e = new DateRangeChangedEvent(this, dateRange);
    Differences
    Expression1Expression2Difference
    org.columba.calendar.ui.list.api.CalendarSelectionChangedEventorg.columba.calendar.ui.navigation.api.DateRangeChangedEventSUBCLASS_TYPE_MISMATCH
    org.columba.calendar.ui.list.api.CalendarSelectionChangedEventorg.columba.calendar.ui.navigation.api.DateRangeChangedEventSUBCLASS_TYPE_MISMATCH
    org.columba.calendar.ui.list.api.CalendarSelectionChangedEventorg.columba.calendar.ui.navigation.api.DateRangeChangedEventSUBCLASS_TYPE_MISMATCH
    selectiondateRangeVARIABLE_NAME_MISMATCH
    org.columba.calendar.base.api.ICalendarItemorg.columba.calendar.model.api.IDateRangeVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Expression new CalendarSelectionChangedEvent(this,selection) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new DateRangeChangedEvent(this,dateRange) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type org.columba.calendar.base.api.ICalendarItem of variable selection does not match with type org.columba.calendar.model.api.IDateRange of variable dateRange
    • Make classes org.columba.calendar.base.api.ICalendarItem and org.columba.calendar.model.api.IDateRange extend a common superclass
    1
    DateRangeChangedEvent e = new DateRangeChangedEvent(this, dateRange);
    2
    Object[] listeners = listenerList.getListenerList();
    2
    Object[] listeners = listenerList.getListenerList();
    3
    for (int i = listeners.length - 2; i >= 0; i -= 2)
    3
    for (int i = listeners.length - 2; i >= 0; i -= 2)
    4
    if (listeners[i] == ICalendarSelectionChangedListener.class)
    4
    if (listeners[i] == ICalendarSelectionChangedListener.class)
    4
    if (listeners[i] == IDateRangeChangedListener.class)
    Differences
    Expression1Expression2Difference
    ICalendarSelectionChangedListener.classIDateRangeChangedListener.classLITERAL_VALUE_MISMATCH
    4
    if (listeners[i] == IDateRangeChangedListener.class)
    5
    ((ICalendarSelectionChangedListener)listeners[i + 1]).selectionChanged(e);
    5
    ((ICalendarSelectionChangedListener)listeners[i + 1]).selectionChanged(e);
    5
    ((IDateRangeChangedListener)listeners[i + 1]).selectionChanged(e);
    Differences
    Expression1Expression2Difference
    org.columba.calendar.ui.list.api.CalendarSelectionChangedEventorg.columba.calendar.ui.navigation.api.DateRangeChangedEventSUBCLASS_TYPE_MISMATCH
    org.columba.calendar.ui.list.api.ICalendarSelectionChangedListenerorg.columba.calendar.ui.navigation.api.IDateRangeChangedListenerVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Expression e cannot be unified with expression e , because common superclass type java.util.EventObject cannot be passed as an argument to public abstract void selectionChanged(org.columba.calendar.ui.list.api.CalendarSelectionChangedEvent)
    Expression (ICalendarSelectionChangedListener)listeners[i + 1] cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (IDateRangeChangedListener)listeners[i + 1] cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type org.columba.calendar.ui.list.api.ICalendarSelectionChangedListener does not match with type org.columba.calendar.ui.navigation.api.IDateRangeChangedListener
    • Make classes org.columba.calendar.ui.list.api.ICalendarSelectionChangedListener and org.columba.calendar.ui.navigation.api.IDateRangeChangedListener extend a common superclass
    5
    ((IDateRangeChangedListener)listeners[i + 1]).selectionChanged(e);
    Precondition Violations (8)
    Row Violation
    1Expression new CalendarSelectionChangedEvent(this,selection) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression new DateRangeChangedEvent(this,dateRange) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Type org.columba.calendar.base.api.ICalendarItem of variable selection does not match with type org.columba.calendar.model.api.IDateRange of variable dateRange
    4Expression e cannot be unified with expression e , because common superclass type java.util.EventObject cannot be passed as an argument to public abstract void selectionChanged(org.columba.calendar.ui.list.api.CalendarSelectionChangedEvent)
    5Expression (ICalendarSelectionChangedListener)listeners[i + 1] cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Expression (IDateRangeChangedListener)listeners[i + 1] cannot be parameterized, because it has dependencies to/from statements that will be extracted
    7Type org.columba.calendar.ui.list.api.ICalendarSelectionChangedListener does not match with type org.columba.calendar.ui.navigation.api.IDateRangeChangedListener
    8The refactoring of the clones is infeasible, because classes org.columba.calendar.ui.list.CalendarListController and org.columba.calendar.ui.navigation.NavigationController do not have a common superclass